Method _uncacheFeatureIDs

modules/services/VectorTileService.js:522–531

* _uncacheFeatureIDs * @param {Object} cache * @param {Set} featureIDs - Set(featureIDs)

(cache, featureIDs)

   * @param  {Set}     featureIDs - Set(featureIDs)
   */
  _uncacheFeatureIDs(cache, featureIDs) {
    for (const featureID of featureIDs) {
      const box = cache.boxes.get(featureID);
      if (box) {
        cache.boxes.delete(featureID);  // uncache box
        cache.rbush.remove(box);
      }
      cache.features.delete(featureID);  // uncache feature
    }
  }


  /**